Finding the Fourth Proportional to 283,808.04, 425,702.82 and 115,278.50
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Solution
The fourth proportional to 283,808.04, 425,702.82 and 115,278.50 is: 172,913.99
Step by Step Solution
- Step 1: Write the proportion equation
283,808.04 : 425,702.82 = 115,278.50 : x - Step 2: Convert to fraction form
283,808.04/425,702.82 = 115,278.50/x - Step 3: Cross multiply
283,808.04x = 425,702.82 × 115,278.50 - Step 4: Simplify right side
283,808.04x = 49,074,380,406.86 - Step 5: Solve for x
x = 49,074,380,406.86/283,808.04 - Step 6: Final answer
x = 172,913.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.